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Finding the Fourth Proportional to 562,700.91, 844,134.41 and 163,289.79

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Solution

The fourth proportional to 562,700.91, 844,134.41 and 163,289.79 is: 244,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,700.91 : 844,134.41 = 163,289.79 : x
  2. Step 2: Convert to fraction form
    562,700.91/844,134.41 = 163,289.79/x
  3. Step 3: Cross multiply
    562,700.91x = 844,134.41 × 163,289.79
  4. Step 4: Simplify right side
    562,700.91x = 137,838,529,724.23
  5. Step 5: Solve for x
    x = 137,838,529,724.23/562,700.91
  6. Step 6: Final answer
    x = 244,958.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.